397193730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 971187840

約数和(自身を除く): 573994110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 293, 365, 438, 586, 619, 730, 879, 1095, 1238, 1465, 1758, 1857, 2190, 2930, 3095, 3714, 4395, 6190, 8790, 9285, 18570, 21389, 42778, 45187, 64167, 90374, 106945, 128334, 135561, 181367, 213890, 225935, 271122, 320835, 362734, 451870, 544101, 641670, 677805, 906835, 1088202, 1355610, 1813670, 2720505, 5441010, 13239791, 26479582, 39719373, 66198955, 79438746, 132397910, 198596865, 397193730]

約数ペア:

[(1, 397193730), (2, 198596865), (3, 132397910), (5, 79438746), (6, 66198955), (10, 39719373), (15, 26479582), (30, 13239791), (73, 5441010), (146, 2720505), (219, 1813670), (293, 1355610), (365, 1088202), (438, 906835), (586, 677805), (619, 641670), (730, 544101), (879, 451870), (1095, 362734), (1238, 320835), (1465, 271122), (1758, 225935), (1857, 213890), (2190, 181367), (2930, 135561), (3095, 128334), (3714, 106945), (4395, 90374), (6190, 64167), (8790, 45187), (9285, 42778), (18570, 21389)]